The sum of n terms of an AP is `(5n^2 – 3n)`. Find the AP and hence find its 10th term.​

The sum of n terms of an A.P.is 3n^(2)+5n. Find the A.P.Hence find its 15 th term.

The sum of n terms of an A.P. is n^(2) + 3n . Find its 20th term.

The sum of first n terms of an AP is 4n^(2)+2n Find its n th term.

If S_(n) the sum of first n terms of an AP is given by 2n^(2)+n, then find its nth term.

The sum of n terms of an AP is 3n^2+5n ,then find its 16th term.

If sum of n terms of an AP is 3n^2+n . Find its 10^(th) term.

The sum of first n terms of an AP is (3n^2+6n) Find the n^(th) term and 15^(th) terms of the AP

The sum of first n terms of an A.P.is 5n-n^(2) . Find the nth term of this A.P.

if nth term of an AP is 3n+2 then find the sum n terms.

(i) The sum of the first n terms of an AP is ((5n^(2))/(2) + (3n)/(2)) . Find the nth term and the 20th term of this AP. (ii) The sum of the first n terms of an AP is ((3n^(2))/(2) + (5n)/(2)). Find its nth term and the 25th term.